Alexis washes 10 1/2 windows in 3/4 hour. At this rate, how many windows can she wash in an hour?

Food A contains 150 calories in 3/4 of a serving. food B contains 250 calories in 2/3 of a serving. which food has fewer calories per serving?

What is the missing number for n 31.53=62.4?

Danielle had a choice of 4 breads, 3 meats, and 3 cheeses to make a sandwich. How many different sandwiches can she make? 10 12 24 36

Who got them puffbars

The 2010 general social survey asked the question: "after an average work day, about how many hours do you have to relax or pursue activities that you enjoy?" to a random sample of 1,155 americans.

1. Simplify. tan (x + 540) 2. Simplify the expression. sec (x - 360) 3. Simplify. 5cos (x) + 3cos (-x)

When looking at a rational function f of x equals the quantity x plus three times the quantity x minus two times the quantity x plus five all divided by the quantity x minus three times the quantity x plus two times the quantity x minus 5, Charles

recently 5/8 of the items sold at Debbies Sporting Good were baseball caps. at Sasha Sports 7/10 of the items sold were baseball caps which store sold a greater fraction of baseball caps?

You want to find the height of a tower used to transmit cellular phone calls. You stand 100 feet away from the tower and mesure the angle of elevation to be 40°. How high is the tower to the nearest foot

A helicopter leaves central airport and flies north at 180 mi/hr. Twenty minutes later a plane leaves the airport and follows the helicopter at 330mi/hr. How long does it take the plane to overtake the helicopter